19420680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{161839}}^1$

素因数の和:161853

約数の個数: 32

約数和(自身を含む): 58262400

約数和(自身を除く): 38841720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 161839, 323678, 485517, 647356, 809195, 971034, 1294712, 1618390, 1942068, 2427585, 3236780, 3884136, 4855170, 6473560, 9710340, 19420680]

約数ペア:

[(1, 19420680), (2, 9710340), (3, 6473560), (4, 4855170), (5, 3884136), (6, 3236780), (8, 2427585), (10, 1942068), (12, 1618390), (15, 1294712), (20, 971034), (24, 809195), (30, 647356), (40, 485517), (60, 323678), (120, 161839)]